The calculated distance (air line) between Sant'Elpidio a Mare and Reggio nell'Emilia is approximately 183 miles respectively 294 kilometers.
By car or train, the actual journey to Reggio nell'Emilia is certainly longer, as only the direct route (as the crow flies) between Sant'Elpidio a Mare and Reggio nell'Emilia has been calculated here.
Air line (approximately)
294 kilometers
159 nautical miles